#chat-block {
  float: right;
  width: 30%;
  height: 100%;
}

#chats {
  background-color: #cbffde;
  padding: 5px;
  border: 1px solid;
  width: 90%;
  height: 95%;
  overflow: auto;
}

#edit-chattext {
  width: 200px;
}

#chat-block form {
  padding: 5px;
}

span.usercolor {
  float: right;
}